feat(rental): add inventory and condition reports (#7)

frontend/src/app/services/lease-finalization.service.spec.ts

@@ -37,7 +37,7 @@ describe('LeaseFinalizationService', () => {
     expect(formData.get('attestation')).toBe('true');
   });
 
-  it('keeps the civil signature date string and repeated warnings unchanged', () => {
+  it('sends the signed PDF and a native JSON metadata part', async () => {
     const file = new File(['lease'], 'bail-signe.pdf', { type: 'application/pdf' });
     TestBed.inject(LeaseFinalizationService)
       .finalize('lease-1', {
@@ -47,16 +47,46 @@ describe('LeaseFinalizationService', () => {
         allPartiesSigned: true,
         revisionMatches: true,
         confirmedWarningCodes: ['DPE_OVERRIDE', 'RENT_OVERRIDE'],
+        entryInventoryDiscrepancies: true,
+        inventoryCorrections: [
+          {
+            id: 'correction-1',
+            inventoryLineId: null,
+            privateAreaId: 'area-1',
+            designation: 'Chaise',
+            quantity: 0,
+            description: 'Absente',
+          },
+        ],
+        allInventoryCorrectionsInitialed: true,
       })
       .subscribe();
 
     const formData = http.post.mock.calls[0][1] as FormData;
     expect(http.post.mock.calls[0][0]).toBe('/api/leases/lease-1/finalization');
     expect(formData.get('signedLease')).toBe(file);
-    expect(formData.get('revisionNumber')).toBe('4');
-    expect(formData.get('lastSignatureDate')).toBe('2026-07-19');
-    expect(formData.get('allPartiesSigned')).toBe('true');
-    expect(formData.get('revisionMatches')).toBe('true');
-    expect(formData.getAll('confirmedWarningCodes')).toEqual(['DPE_OVERRIDE', 'RENT_OVERRIDE']);
+    const metadata = formData.get('metadata');
+    expect(metadata).toBeInstanceOf(Blob);
+    await expect((metadata as Blob).text()).resolves.toBe(
+      JSON.stringify({
+        revisionNumber: 4,
+        lastSignatureDate: '2026-07-19',
+        allPartiesSigned: true,
+        revisionMatches: true,
+        confirmedWarningCodes: ['DPE_OVERRIDE', 'RENT_OVERRIDE'],
+        entryInventoryDiscrepancies: true,
+        inventoryCorrections: [
+          {
+            id: 'correction-1',
+            inventoryLineId: null,
+            privateAreaId: 'area-1',
+            designation: 'Chaise',
+            quantity: 0,
+            description: 'Absente',
+          },
+        ],
+        allInventoryCorrectionsInitialed: true,
+      }),
+    );
   });
 });